CCleaner - CCleaner cleans, speeds up and frees up space on business endpoints.
Data Rescue - When Apple's system recovery fails, recover any and all files with Data Rescue 3. This data rescue software will even work if your Mac's hard drive fails to mount.
Glary Utilities - The No. 1 Free, Powerful and All-in-one utility for cleaning your PC
321Soft Data Recovery for Mac - The ultimate Mac Data Recovery software with RAID supported.
BleachBit - When your computer is getting full, BleachBit quickly frees disk space.
iBoysoft Data Recovery - iBoysoft Data Recovery for Windows serves as advanced data recovery software to assist users in file recovery from Recycle Bin, BitLocker-secured drives, RAW partitions, corrupted or formatted drives, deleted or lost partitions, etc. on Windows.